Network topology

Relationships come from RIS AS_PATH observations; direction represents path position, not a commercial contract or traffic direction.

AS202121

Currently announcedSnapshot awaiting refresh

ORG-NRaA1-RIPE · PW-PLOCK

Last observed10/10/2026, 05:47:32Open ASN profile →

AS202121 relationship topology

Showing 2 / 2

AS202121ORG-NRaA1-RIPE

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12741AS-NETIA Netia SA

Relationship: Upstream
Observed weight: 265
ASN registration country: Poland
Latest RIS data: 10/9/2026, 08:00:00

Open AS12741 profile →

All adjacent autonomous systems

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS12741Observed weight 265	AS-NETIA Netia SA	Upstream	Poland	8/28/2019, 00:00:00	10/9/2026, 08:00:00	335	0
AS1887Observed weight 21	NASK-ACADEMIC NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT BADAWCZY	Upstream	Poland	8/28/2019, 00:00:00	10/9/2026, 08:00:00	31	0

CHA.LA ASN relationship snapshotRelationships are normalized by CHA.LA from collected routing observations and registration context.CHA.LA routing observations · registration context